WS Disinfection By-Products - Cal Check 2 Back Catalog number: 93984 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended EHTBB 2-Ethylhexyl 2,3,4,5-tetrabromobenzoate, 1.2ml x 50ug/ml, toluene Price on request 1696.17-K-IO 9-n-Butylfluorene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3952-42-9 Price on request 52147 Method 1640 Tuning Standard Price on request